Experimental System for LC Electro-Optic Effect for Lasers and Photonics Physics Lab

The Electro-Optic Modulation Experimental System is designed to demonstrate the electro-optic effect, where the refractive index of a crystal changes under the influence of an applied electric field. The system utilizes a Lithium Niobate (LiNbO₃) crystal, a widely used electro-optic material known for its strong electro-optic response and excellent optical properties. The apparatus enables students to investigate the relationship between electric fields and optical modulation by observing changes in light polarization and intensity. Through practical experiments, users can study electro-optic modulation phenomena, determine important crystal parameters, and gain a deeper understanding of light modulation techniques used in modern optical communication and photonic systems. This system provides valuable hands-on experience in electro-optics, laser modulation, and optical signal transmission, making it suitable for advanced physics, optics, and photonics laboratories. Manufactured by Atico Export India.

Experiments :

Electro-Optic Modulation Waveform Analysis :

• Observe and analyze modulation waveforms generated by the electro-optic crystal under varying electric fields.

Electro-Optic Modulation Observation :

• Study the modulation behavior of the crystal and the effect of applied voltage on transmitted light.

Half-Wave Voltage Measurement :

• Measure the half-wave voltage required to achieve complete optical modulation.

Electro-Optic Coefficient Determination :

• Calculate the electro-optic coefficient of the crystal material.

Optical Communication Demonstration :

• Demonstrate optical signal modulation techniques used in modern communication systems.

• Electro-Optic Effect Studies
• Optical Modulation Experiments
• Photonics Education
• Optical Communication Training
• Laser Technology Laboratories
• Advanced Physics and Optics Research

Electro-Optic Modulation Power Supply :

Sine-Wave Modulation Amplitude :

• 0 – 300 V, Continuously Adjustable

DC Offset Voltage Output :

• 0 – 600 V, Continuously Adjustable

Output Frequency :

• 1 kHz

Electro-Optic Crystal :

Material :

• Lithium Niobate (LiNbO₃)

Dimensions :

• 5 × 2.5 × 60 mm

Electrode Type :

• Silver Coated

Surface Flatness :

• < λ/8 @ 633 nm

Transparent Wavelength Range :

• 420 – 5200 nm

Optical Components :

He-Ne Laser Output Power :

• 1.0 – 1.5 mW

Laser Wavelength :

• 632.8 nm

Rotary Polarizer Resolution :

• 1°

Photoreceiver Type :

• PIN Photocell

Optical Rail :

• Quantity: 1

Electro-Optic Modulation Controller :

• Quantity: 1

Photoreceiver :

• Quantity: 1

He-Ne Laser with Power Supply :

• Quantity: 1

Laser Holder :

• Quantity: 1

Lithium Niobate Crystal :

• Quantity: 1

BNC Cables :

• Quantity: 2

Four-Axis Adjustable Holders :

• Quantity: 2

Rotary Holders :

• Quantity: 3

Polarizer :

• Quantity: 1

Glan Prism :

• Quantity: 1

Quarter-Wave Plate :

• Quantity: 1

Alignment Aperture :

• Quantity: 1

Speaker :

• Quantity: 1

Ground Glass Screen :

• Quantity: 1

• Includes He-Ne Laser with Power Supply
• Precise Optical Alignment
• Observation and Measurement of Electro-Optic Modulation Waveforms
• Electro-Optic Modulation Demonstration
• High Measurement Accuracy
• Detailed Instruction Manual